public async Task <NotePageModel> GetCurrentNotePageAsync(NotesListModel notesList)
{
// Check the settings for an active note page.
return(_remoteFileStorage != null && _remoteSettingsStorage != null
? await GetCurrentNotePage(_remoteSettingsStorage, _remoteFileStorage, notesList)
: await GetCurrentNotePage(_localStorage, _localStorage, notesList));
}
public async Task <NotesListModel> GetNotesListAsync()
{
var notesListItems = new List <NotesListItemModel>();
var notesListItemsDict = new Dictionary <string, int>();
await InitRoamingSettingsHelperAsync();
bool updateNotesList = false;
// Get any remote notes.
var remoteNotes = await GetNotesListAsync(_remoteFileStorage);
if (remoteNotes != null)
{
for (var i = 0; i < remoteNotes.Items.Count; i++)
{
var notesListItem = remoteNotes.Items[i];
notesListItems.Add(notesListItem);
notesListItemsDict.Add(notesListItem.NotePageId, i);
}
}
// Get any local notes.
var localNotes = await GetNotesListAsync(_localStorage);
if (localNotes != null)
{
foreach (var notesListItem in localNotes.Items)
{
if (!notesListItemsDict.ContainsKey(notesListItem.NotePageId))
{
notesListItems.Add(notesListItem);
// Sync these notes back to the remote, if available.
updateNotesList = true;
}
}
}
NotesListModel notesList = null;
if (notesListItems.Count > 0)
{
notesList = new NotesListModel(notesListItems);
if (updateNotesList)
{
await SaveNotesListAsync(notesList);
}
}
return(notesList);
}
public async Task SaveNotesListAsync(NotesListModel notesList)
{
if (notesList != null && notesList.Items.Count > 0)
{
const string notesListFileName = "notesList.json";
await _localStorage.SaveFileAsync(notesListFileName, notesList);
if (_remoteFileStorage != null)
{
await _remoteFileStorage.CreateFileAsync(notesListFileName, notesList);
}
}
}
private async Task <NotesListModel> GetNotesListAsync(IFileStorageHelper storageHelper)
{
if (storageHelper == null)
{
return(null);
}
// Get the list of stored notes.
string notesListFileName = "notesList.json";
try
{
NotesListModel notesList = await storageHelper.ReadFileAsync <NotesListModel>(notesListFileName);
return(notesList);
}
catch (System.Exception e)
{
return(null);
}
}
private async Task <NotePageModel> GetCurrentNotePage(ISettingsStorageHelper <string> settingsStorage, IFileStorageHelper fileStorage, NotesListModel notesList)
{
if (fileStorage == null || settingsStorage == null)
{
return(null);
}
if (settingsStorage.TryRead <string>("currentNotePageId", out string currentNotePageId) && currentNotePageId != null)
{
foreach (var notesListItem in notesList.Items)
{
if (currentNotePageId == notesListItem.NotePageId)
{
string notePageFileName = GetNotePageFileName(notesListItem);
return(await fileStorage.ReadFileAsync <NotePageModel>(notePageFileName));
}
}
}
return(null);
}
